var mongoose = require('mongoose')
var Schema = mongoose.Schema //定义表模型
var productSchema = new Schema({
    "productId":{type:String},
    "productName":String,
    "salePrice":Number,
    "productImage":String,
    "checked":String,
    "productNum":String
},{versionKey: false})
module.exports = mongoose.model('Good',productSchema)